Rear Brake parts help

I am beginning the resuscitation of the 1965 4.2 and am starting with the rear subframe and all contents within. The calipers went out to be freed and pistons removed and now I am missing one of the pad supports. This is item #6 in the SNG Barratt exploded view. None of the major suppliers in the US have these parts. Does anyone know of a source, new or used for these things?

Cheers,

David

please see my explanation on Jag-Lovers

Clive may have the spare part/s for sale?